Comment 2 for bug 1749449

Attempted to update from the command line and got this:

The following packages will be upgraded:
  libgl1-mesa-dri:i386
1 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
Need to get 0 B/6,258 kB of archives.
After this operation, 20.5 kB of additional disk space will be used.
Do you want to continue? [Y/n] y
(Reading database ... 255782 files and directories currently installed.)
Preparing to unpack .../libgl1-mesa-dri_17.2.8-0ubuntu0~16.04.1_i386.deb ...
Unpacking libgl1-mesa-dri:i386 (17.2.8-0ubuntu0~16.04.1) over (17.2.8-0ubuntu0~16.04.1) ...
dpkg: error processing archive /var/cache/apt/archives/libgl1-mesa-dri_17.2.8-0ubuntu0~16.04.1_i386.deb (--unpack):
 trying to overwrite shared '/usr/share/doc/libgl1-mesa-dri/changelog.Debian.gz', which is different from other instances of package libgl1-mesa-dri:i386
Errors were encountered while processing:
 /var/cache/apt/archives/libgl1-mesa-dri_17.2.8-0ubuntu0~16.04.1_i386.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)